Twice, actually.

Once was in the apocalyptic future Illien mentioned.

The other time was when Team Impossible spiked his computer. It... didn't go well for them.

Drakken gets statted with high intelligence and technology skill, not much else. Give him the advantages Eidetic Memory, Inventor, multiple Minions (statted as muscle), a sidekick (Shego), and for equipment, a lair and whatever gadgets that are appropriate.

Holy necromancy, Batman!!

Oops, sorry. Didn't see the date.